SHARP SP1572 Technical Report
Date: Apr. 21, 1993
COPIER : SF-2022
1. CHANGING THE TRIAC HOLDING SCREW TO ENHANCE PRODUCTIVITY
2. CHANGING THE TAKEUP GEARWHEEL TO ENHANCE PRODUCTIVITY
3. CHANGING THE MIRROR SCREW TO ENHANCE PRODUCTIVITY
1. Changing the triac holding screw to enhance productivity
1.Model name: SF-2022/2027
No. : SP-1572
2.General: Because of the reason mentioned next, change is made t o the sc rew used t o
hold the triac of t he AC circuit PWB on it s heat sink .
3.Reason: To enhance productivity.
4.Description: Change is made to the size of the screw used to install the triac (TD201) on its
heat sink (PRDAF0046FCZZ).
For TD201
XBPSD30P10K00 XBPSD30P08K00
(M3x10) ( M3x8)
For TD202
XBPSD30P10K00 (No change made)
(M3x10)
4.Action: (Factory action)
Since March 1993.
SHARP CORPORATION Reprography Division
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Green
C
2. Changing the takeup gearwheel to enhance productivity
1.Model name: SF-2022/2027
2.General: Because of the reason mentioned next, change is made to the takeup
gearwheel.
3.Reason: To enhance productivity.
4.Description: Material of the takeup gearwheel changed from Dieamid L1724K to Polyfine
MF75L.
Takeup gearwheel: changed
NGERH0860FCZZ (Material: Dieamid L1724K)
NGERH0860FCZ1 (Material: Polyfine MF75L)
5.Action: (Factory action)
Since March 1993.
3. Changing the mirror spring to enhance productivity
1.Model name: SF-2022/2027/2035
2.General: Change is made to the structure of t he #1 mi rror holding m irror spring t o
eliminate a variance in the bent angl e as i t was bent twice.
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